Family name Marubu (Marubu 
) , around the world, is quite a rare cognomen. The family name Marubu is habitual in Kenya, where it is quite a rare surname, Papua New Guinea, and the United Kingdom, where it is an extremely rare surname. In absolute terms, it is commonest in Kenya, Papua New Guinea, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Marubu | Papua New Guinea, South Africa, Kenya, India, United States |